1). Consider the following statements: Assertion (A) : Median of {7, 2, 12. 5, 9} is 7. Reason (R) : The middle most value of a data is called median. Now select your answer according to the coding scheme given below :
A). (A) is true, (but (R) is false 
B). (A) alone is true 
C). (R) alone is true 
D). Both (A) and (R) are true and (R) is the correct explanation of (A) 

2). Match List I with List II correctly and select your answer using the codes given below: List I  List II  Correlation coefficient  Mean=Median=Mode  Coeffcient of variation  Least  For a symmetrical  Percentage Variation  Mean deviation from Median  Cannot exceed unity 
A). 4 3 2 1 
B). 4 2 3 1 
C). 4 3 1 2 
D). 3 4 2 1 

3). Which one of the following is correctly matched?
A). Harmonic mean  A measure of skewness 
B). Mean deviation  An average 
C). Analysis  An arrangement of data 
D). Sales and profit  Positive correlation 

4). Which one of the following is correctly matched?
A). Data  A collection of objects 
B). Mode  A well defined measure 
C). Range  Difference between the largest and the smallest items of a data 
D). Q.D.  A best measure of dispersion 

5). The average of three numbers is 135. The largest number is 180 and the difference of the other two is 25. The smallest number is
A). 130 
B). 125 
C). 120 
D). 100 

6). By frequency distribution we mean the classification of data according to
A). dissimilarities 
B). similarities 
C). class intervals 
D). magnitude 

7). Value of M.D. of{5, 5, 5, 5, 5} from Median is ,

8). If y = 3 + 2x. then the coefficient of correlation between x and y is
A). 1 
B). 0 
C). 0.5 
D). 1 

9). Which one of the following measures cannot be computed for {2, 7, 5, 10, 4}?
A). Mean 
B). Median 
C). Mode 
D). Harmonic Mean 

10). Consider the following statements: Assertion (A) : Histogram is a graphical presentation of data. Reason (R) : Statistical data can be represented in the form of graphs. Now select your answer according to the coding scheme given below :
A). Both (A) and (R) are true 
B). Both (A) and (R) are false 
C). (A) is true, but (R) is false 
D). (A) is false, but (R) is false 
